CN106795830A - The fuel residual amount warning device of vehicle - Google Patents
The fuel residual amount warning device of vehicle Download PDFInfo
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- CN106795830A CN106795830A CN201580050256.6A CN201580050256A CN106795830A CN 106795830 A CN106795830 A CN 106795830A CN 201580050256 A CN201580050256 A CN 201580050256A CN 106795830 A CN106795830 A CN 106795830A
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- residual amount
- fuel
- fuel residual
- engine
- surplus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/22—Safety or indicating devices for abnormal conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/3005—Details not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D45/00—Electrical control not provided for in groups F02D41/00 - F02D43/00
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/10—Road Vehicles
- B60Y2200/12—Motorcycles, Trikes; Quads; Scooters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2300/00—Purposes or special features of road vehicle drive control systems
- B60Y2300/43—Control of engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2302/00—Responses or measures related to driver conditions
- B60Y2302/03—Actuating a signal or alarm device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/06—Fuel or fuel supply system parameters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The present invention provides a kind of fuel residual amount warning device that can intuitively recognize vehicle of the fuel residual amount less than the situation of setting.In the output of the fuel quantity ga(u)ge (6) measured based on the fuel residual amount to fuel tank (13) is come the fuel residual amount warning device for turning into the vehicle alerted less than the situation of setting to fuel residual amount, possesses the fired state change mechanism (2) of the fired state of change engine (E).When fuel residual amount turns into less than setting, carry out changing the fired state of engine (E) by fired state change mechanism (2) producing the surplus of the vibrations different from when generally operating to alert control.Warning ACK button (5) is set the surplus warning control is stopped during the stipulated time based on the operation of occupant with the firing switch dual-purpose of engine (E), the warning ACK button (5) is started.Surplus warning control is periodically carried out every predetermined distance, change according to the associated fuel residual amount of traveling with vehicle, Fuel Consumption, operating range and elapsed time etc. changes predetermined distance.
Description
Technical field
The present invention relates to the fuel residual amount warning device of vehicle, more particularly to the feelings less than setting are turned into fuel residual amount
The fuel residual amount warning device of the vehicle that condition is alerted.
Background technology
Conventionally, there is known following structure：The fuel quantity ga(u)ge of the fuel residual amount being provided with vehicle in display fuel tank, in fuel
Alerted by indicator etc. when surplus turns into less than setting.
It is a kind of disclosed in patent document 1 to consider the fuel residual amount warning device for suppressing cost increase.
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2010-32279 publications
The invention problem to be solved
However, according to the difference of vehicle, there is also the structure that indicator (light source) is not provided with because of the relation of cost etc., phase
Even if prestige does not use the light source to be alerted to driver yet.Even if in addition, in the case where light source has been used, it is also desirable to more straight
Ground is seen to be alerted to driver.
The content of the invention
It is an object of the present invention to solve the problems, such as above-mentioned conventional art, there is provided one kind can be recognized intuitively more than fuel
Fuel residual amount warning device of the amount less than the vehicle of the situation of setting.
Scheme for solving problem
In order to achieve the above object, the present invention relates to a kind of fuel residual amount warning device of vehicle, it is based on to fuel tank
(13) output of the fuel quantity ga(u)ge (6) that fuel residual amount is measured, is carried out to turn into fuel residual amount less than the situation of setting
Warning, the fisrt feature of the fuel residual amount warning device of the vehicle is that the fuel residual amount warning device of the vehicle possesses
The fired state change mechanism (2) of the fired state of change engine (E), when the fuel residual amount turns into less than setting,
Carry out changing the fired state of the engine (E) by the fired state change mechanism (2) producing and generally operating
The surplus warning control of the vibration of Shi Butong.
In addition, second feature is, the fuel residual amount warning device of the vehicle possesses warning confirming mechanism (5), the police
Accuse confirming mechanism (5) makes the surplus warning control stop during the stipulated time based on the operation of occupant.
In addition, third feature is, the Operation switch operated to the other equipment set on vehicle is set to be also used as institute
State warning confirming mechanism (5).
In addition, fourth feature is, the Operation switch is the firing switch for starting the engine (E).
In addition, fifth feature is, the surplus warning control is periodically carried out every predetermined distance.
In addition, sixth feature is, the surplus warning control is set to, more than the fuel associated with the traveling of vehicle
The change in amount, Fuel Consumption, operating range and elapsed time etc. changes making the predetermined distance.
In addition, seventh feature is, the surplus warning control is set to, more than the fuel associated with the traveling of vehicle
The change in amount, Fuel Consumption, operating range and elapsed time etc. makes the size variation of vibration.
In addition, eighth feature is, the fuel sprayed by the injector (10) for making to supply fuel to the engine (E)
Emitted dose changes to carry out the surplus warning control.
In addition, ninth feature is, by the continuous stipulated number in the injection opportunity to being produced in a circulation
The injection interval that injection is limited rejects to perform the change of the fuel injection amount, according to the cylinder of the engine (E)
Count to increase the continuous stipulated number.
In addition, tenth feature is, the continuous stipulated number is by number of cylinders (X) ÷ 2 of the engine (E)
The number of times more than value that the formula of calculating is calculated.
In addition, the 11st is characterised by, by make the driving metamorphosis of the igniter (11) of the engine (E) come
Carry out the surplus warning control.
In addition, the 12nd is characterised by, the surplus police is carried out by limiting to the inspiratory capacity of the engine (E)
Accuse control.
In addition, the 13rd is characterised by, the fired state change mechanism (2) is configured to, by making the engine (E)
Fired state change be also carried out speed limitation control, by the surplus alert control produce vibration with by the speed
The vibration that limitation control is produced is different.
In addition, the 14th is characterised by, do not carried out in the state of the rotating speed of the engine (E) is less than setting described
Surplus warning control.
In addition, the 15th is characterised by, the surplus warning is not carried out in the state of the speed of vehicle is less than setting
Control.
And, the 16th is characterised by, the fuel residual amount warning device of the vehicle possesses memory (4), the memory
(4) the execution resume of the surplus warning control are also maintained after the engine (E) stopping, in the engine (E) again
During starting the fuel residual amount do not have it is increased in the case of, based on it is described execution resume and from the engine (E) stopping
Start again at the surplus warning control.
Invention effect
According to fisrt feature, the fuel residual amount warning device of vehicle possesses the burning of the fired state of change engine (E)
Status Change mechanism (2), when the fuel residual amount turns into less than setting, is carried out by the fired state change mechanism
(2) fired state of the engine (E) is made to change to produce the surplus of the vibrations different from when generally operating to alert control, because
This is changed by the fired state of engine, so that engine and vehicle body produce vibrations different during from generally operating, can
Occupant is set to identify the situation of fuel residual amount reduction.Thus, without adding the special device of reduction for alerting fuel residual amount,
Even if also can effectively alert the reduction of fuel residual amount in the traveling of vehicle.
According to second feature, because the fuel residual amount warning device of the vehicle possesses warning confirming mechanism (5), the warning
Confirming mechanism (5) makes the surplus warning control stop during the stipulated time based on the operation of occupant, therefore, it is possible to root
Make surplus alert control according to the wish of occupant to temporarily cease, therefore, it is possible to improve the ease of use of fuel residual amount warning device.
According to third feature, the Operation switch operated to the other equipment set on vehicle is set to be also used as the warning
Confirming mechanism (5), therefore without the additional new part in order to alert confirming mechanism, the reduction of components number can be realized.
According to fourth feature, the Operation switch is the firing switch for starting the engine (E), therefore, it is possible to effective
Warning confirming mechanism is constituted using the firing switch not used in traveling after the engine is started up, components number can be realized
And the reduction of cost.
According to fifth feature, the surplus warning control is periodically carried out every predetermined distance, therefore, it is possible to make to multiply
Member identifies that it is not the generations such as the unfavorable condition of machinery that the vibration for controlling generation is alerted by surplus, but because of fuel residual amount
What the intentional control that reduction causes was produced.
According to sixth feature, the surplus warning control is set to, according to the fuel residual amount associated with the traveling of vehicle, combustion
The change of material consumption, operating range and elapsed time etc. changes the predetermined distance, therefore is for example set to, according to from
The fuel usage amount that beginning surplus is alerted shortens predetermined distance, thus, it is possible to improve the effect for urging occupant to refuel.
According to seventh feature, the surplus warning control is set to, according to the fuel residual amount associated with the traveling of vehicle, combustion
The change of material consumption, operating range and elapsed time etc. makes the size variation of vibration, therefore is for example set to, according to from opening
The fuel usage amount that beginning surplus is alerted increases vibration, thus, it is possible to improve the effect for urging occupant to refuel.
According to eighth feature, the fuel injection sprayed by the injector (10) for making to supply fuel to the engine (E)
Amount change carries out surplus warning control, thus the fuel injection being electronically controlled by change driving form (for example
Emitted dose reduction, injection interval reject, injection opportunity postpone) come carry out surplus warning control, it is possible to subtly setting shake
Dynamic size etc..
According to ninth feature, by being injected into for the continuous stipulated number in the injection opportunity to being produced in a circulation
The injection interval of row limitation rejects to perform the change of the fuel injection amount, and the number of cylinders according to the engine (E) increases
Plus the continuous stipulated number, effective surplus warning control is carried out therefore, it is possible to the number of cylinders according to engine.
According to tenth feature, the continuous stipulated number is calculating by number of cylinders (X) ÷ 2 of the engine (E)
The number of times more than value that formula is calculated, tells on therefore, it is possible to obtain effectively vibration corresponding with number of cylinders.
According to the 11st feature, carried out by making the driving metamorphosis of the igniter (11) of the engine (E)
The surplus warning control, therefore by changing driving form (such as ignition timing, the igniting of the igniter being electronically controlled
Cut-out, postpone control) surplus warning control is carried out, it is possible to subtly setting the size of vibration etc..
According to the 12nd feature, the surplus warning control is carried out by limiting to the inspiratory capacity of the engine (E)
System, therefore surplus warning control is carried out by changing the driving form of the igniter being electronically controlled, therefore, it is possible to fine
Size of ground setting vibration etc..
According to the 13rd feature, the fired state change mechanism (2) is configured to, by the combustion for making the engine (E)
Burn state change and be also carried out speed limitation control, alerted by the surplus and control the vibration for producing to be limited with by the speed
Control the vibration for producing different, therefore, it is possible to make surplus warning control clear and definite with the difference of speed limitation control, for example, can prevent
Only produce and misread as thinking fuel residual amount as less than setting because of the vibration of speed limitation control.
According to the 14th feature, the surplus is not carried out in the state of the rotating speed of the engine (E) is less than setting
Warning control, therefore, it is possible to be set to, it is to avoid, or makes occupant identify fuel residual amount in idle running to stall
Reduction state and do not carry out surplus warning during travelling with maintaining low speed rotation.
According to the 15th feature, the surplus warning control is not carried out in the state of the speed of vehicle is less than setting,
Therefore can for example be set to during vehicle stops or occupant pushes vehicle walking does not carry out surplus warning.
According to the 16th feature, the fuel residual amount warning device of the vehicle possesses memory (4), and the memory (4) exists
The engine (E) also maintains the execution resume of the surplus warning control after stopping, when institute is restarted in the engine (E)
State fuel residual amount do not have it is increased in the case of, based on it is described execution resume and from the engine (E) stopping starting again at
The surplus warning control, therefore for example shorten vibration and produce in the elapsed time using basis from starting surplus and alerting control
In the case that the change pattern in raw cycle is to carry out surplus warning control, can continue to be applicable until the engine stop of last time is
The vibration for only shortening produces the cycle and starts again at surplus warning control.Refueled thereby, it is possible to more effectively be alerted to occupant
Necessity.
Brief description of the drawings
Fig. 1 is the integrally-built block diagram of the fuel residual amount warning device of the vehicle for representing one embodiment of the present invention.
Fig. 2 is the list of the method for changing fired state.
Fig. 3 is the flow chart of the program for representing surplus warning control.
Fig. 4 is the flow chart of the program for representing pause (snooze) control.
Fig. 5 is the two-wheeled major part system construction drawing with four four cylinder petrol engines of circulation.
Fig. 6 is the figure of the fuel injection cycle for representing multiple cylinders.
Fig. 7 is the block diagram of the major part function of representing ECU.
Fig. 8 is the figure for representing the example for periodically increasing fuel cut-off ratio.
Fig. 9 is the explanatory diagram of the change pattern for being accommodated in fired state change mechanism.
Figure 10 is the flow chart of the program of the surplus warning control for representing the change pattern based on regulation.
Figure 11 is the flow chart of the program for representing surplus warning control 2.
Specific embodiment
Hereinafter, be described in detail with reference to the attached drawings it is of the invention preferred embodiment.Fig. 1 is to represent an implementation of the invention
The integrally-built block diagram of the fuel residual amount warning device of the vehicle of mode.Control unit 1 is the power source i.e. engine E to vehicle
The ECU that is controlled of fired state.Control unit 1 is based primarily upon the air throttle of occupant's operation in the usual operating of engine E
The information of the aperture, engine speed and speed of device controls the injector 10 of fuel injection device, igniter 11 and inhales
Tolerance limiting mechanism 12.
The control unit 1 of present embodiment possesses fired state change mechanism 2, and the fired state change mechanism 2 is in fuel tank
13 fuel residual amount turn into less than setting when, make to alert the situation to occupant the fired state of engine E with it is usual
It is different during operating.In the surplus warning control carried out by fired state change mechanism 2, make the fired state of engine E with it is usual
It is different during operating, so that engine E and vehicle body produce vibrations different during from generally operating.Occupant with usual by that should operate
The vibration of Shi Butong, can intuitively identify that fuel residual amount turns into the situation less than setting by tactile.
In order to perform fuel residual amount control, to control unit 1 in addition to being input into the information of fuel quantity ga(u)ge 6 of fuel tank 13, also
To the mileometer 7 of the operating range of the input detection vehicle of control unit 1, the revolution counter 8 of the rotating speed of detection engine E and detection
The information of the timer 9 in elapsed time.In addition, be accommodated with fired state change mechanism 2 multiple be stored with surplus warning control
The change pattern 3 of the form that the vibration of system is produced, being provided with control unit 1 can preserve the execution resume of the change pattern 3
Memory 4.And, the warning ACK button 5 of confirming mechanism by way of caution is connected with control unit 1, the warning ACK button 5
Fuel residual amount is set to control the generation of caused vibration to temporarily cease according to the operation of occupant.
Fig. 2 is the list of the specifically method of change fired state.Using injector 10, igniter 11 and can inhale
In tolerance limiting mechanism 12 any one come perform surplus warning control.In the case of using injector 10, by shortening one
" the emitted dose limitation " of secondary injecting time, " the injection interval rejecting " of spraying opportunity injection prohibition or delay spray in regulation
" delayed injection " on opportunity is penetrated, engine E can be made to produce vibrations different during from generally operating.
In addition, in the case of using igniter 11, the ignition timing enumerated in regulation forbids the igniting of spark plug
" ignition cut " or make ignition timing postpone " delay angle control ".
And, in the case where inspiratory capacity limiting mechanism 12 is used, enumerate will be arranged at the throttler valve of air intake duct to
" suction line constriction " that closing direction drives, the valve of inside to being arranged at air filter etc. are driven to increase air-breathing
" the bypath air that " change of air filter path " of resistance or the bypath air path to being arranged at air intake duct are separated
Cut-off ".
It should be noted that the method for change fired state is not limited to above-mentioned method, furthermore, it is also possible to will injection
The driving of device 10, igniter 11 and inspiratory capacity limiting mechanism 12 is combined to perform surplus warning control.
Fig. 3 is the flow chart of the program for representing surplus warning control.If making to connect the power supply of vehicle in step slo
IG switches (ignition switch) that break-make is opened is connected, then in step s 11, fuel residual amount is detected based on the output of fuel quantity ga(u)ge 6.
In following step S12, in judging engine E whether as operating, if judging certainly, then into step
S13.In step s 13, judge fuel residual amount whether less than setting (for example, being less than 3 liters).Then, if being in step s 13
Certainly, then the surplus for performing the fired state for changing engine E in step S14 and producing the vibrations different from when generally operating
Warning control, and terminate a series of control.If for negative judges in step S12, S13, return to step S11.That is, if sending out
Motivation E is in starting and fuel residual amount turns into during less than setting, then in still being travelled in either stopping, be performed both by the flow
Surplus warning control shown in figure.
Fig. 4 is the flow chart of the program for representing pause control.In the fuel residual amount warning device of present embodiment, setting
Can arbitrarily make surplus alert control into occupant to temporarily cease and improve ease of use, and from temporarily ceasing by
Automatically alerted again during the stipulated time.
In judging that surplus warning controls whether as execution in step S20, if judging certainly, then into step S21.
Judge whether warning ACK button 5 is operated in step S21, if judging certainly, then into step S22, surplus is alerted control
System is temporarily ceased.Temporarily ceased with this, the time for starting to be carried out by timer 9 measures.
If here, make the firing switch dual-purpose used during the starting of warning ACK button 5 and engine E, can be effective
Warning confirming mechanism is constituted using the switch not used under steam, the reduction of components number and cost can be realized.Need
What is illustrated is, it is also possible to which the switch for making blinker cancel the other equipments such as switch is also used as alerting ACK button.
In following step S23, judge whether have passed through the stipulated time from surplus warning control is temporarily ceased,
If judging certainly, then into step S24.Judge whether fuel residual amount is less than setting in step s 24, if sentencing certainly
It is fixed, then alert into step S26 surplus and start again at, urge occupant to refuel again.
On the other hand, in step s 24 for negative judge, i.e. occupant arbitrarily make surplus warning control temporarily cease it is laggard
Row refuels and in the case of fuel residual amount is turned into more than setting, surplus warning is directly terminated into step S25, and terminates
A series of control.
Fig. 5 is the two-wheeled major part system construction drawing with four four cylinder petrol engines of circulation.Hereinafter, explanation
Surplus warning control is performed using the injector 10 in foregoing injector 10, igniter 11, inspiratory capacity limiting mechanism 12
The program of (fired state Variation control).
Engine E possesses four cylinders 22, and induction mnifold (air intake duct) 15 and exhaust manifold are connected with each cylinder 22
26.Fuelinjection nozzle (injector) 10 is respectively equipped with each branched pipe 15a, 15b, 15c, 15d of induction mnifold 15.In air-breathing
The concetrated pipe 16 of manifold 15 is provided with the air throttle area 18 with throttler valve 17, and detection solar term are connected with throttler valve 17
The throttle sensor 19 of door aperture θ TH.
B/P EGR Back Pressure Transducer EGR 20 and suction temperature sensor 21 are installed on the tube wall of concetrated pipe 16.On the other hand, in row
The concetrated pipe 27 of gas manifold 26 is provided with oxygen concentration sensor 28, and three-way catalyst is provided with the downstream of the oxygen concentration sensor 28
29.Three-way catalyst 29 carries out the purification of HC, CO, NOx in waste gas etc..
Crankshaft angle sensor 24, cam angle sensor 23 and engine temperature sensing unit 25 are provided with engine E.Bent axle
Angle transducer 24 is set in association with bent axle (not shown), and output crank shaft pulse is carried out by often regulation crankshaft angles.Cam angle is passed
Sensor 23 is set in association with to the camshaft that inlet valve (not shown) or air bleeding valve are opened and closed, and is set as in four gas
The compression top center output cam pulse of the specific cylinder in cylinder.The compression top center of other cylinders is based on the phase between each cylinder
Crank shaft angle is judged.Engine temperature sensing unit 25 is arranged at the water jacket wall of engine E, exports the detection letter of coolant water temperature
Number.
The output signal of above-mentioned each sensor is input into the ECU1 for possessing microcomputer, except in fuel injection amount and combustion
In the control of material injection timing beyond use, also used in ignition timing control etc..In ECU1, except carrying out common combustion
Beyond material injection control, ignition timing control, fired state Variation control of the invention (surplus warning control) and car are also carried out
Speed limit system is controlled.
In the surplus warning control of present embodiment, when fuel residual amount turns into less than setting, make to four cylinders
Fuel injection stopped with the ratio for specifying, thus make engine E produce vibration and pass through tactile and alerted to occupant.It is another
Aspect, in speed limitation control, when speed has exceeded speed limit set in advance, makes to spray four fuel of cylinder
Penetrate and stopped with the ratio for specifying, thus reduce engine output, speed is limited to below the maximum speed of regulation.
Now, being preset into surplus warning control with speed limitation control makes the form of fuel injection different, from
And make the vibration of generation different.Thus, will not for example produce and think fuel residual amount as small because of the vibration of speed limitation control
Misread as setting.In addition, surplus warning control in, it is also possible to be previously applied based on vibration warning and carry out with
Throttle operation accelerates accordingly, surplus is alerted control and the difference for controlling is limited with speed definitely.
Fig. 6 is the figure of the fuel injection cycle for representing multiple cylinders.In figure 6, #1~#4 is the distinguished symbol of cylinder.Such as
Shown in figure, in the case where fuel residual amount is more than setting, fuel is carried out by the whole cylinder of the secondary ordered pair of #1, #2, #4, #3
Injection, and maintain being repeated for the order.Also, when fuel residual amount turns into less than setting, make what is carried out with the circulation
Fuel injection is stopped (fuel cut-off) with the ratio for specifying.
Fig. 7 is the block diagram of the major part function of representing ECU1, and it is the block diagram shared in cylinder #1~#4.Rotating speed is calculated
Portion 30 calculates engine speed Ne based on the cycle of the CRANK PULSES exported from crankshaft angle sensor 24.Fuel injection amount is calculated
Portion 32 is based on engine speed Ne and is calculated by fuel injection by throttle TH that throttle sensor 19 is detected
The fuel injection amount that time Ti is represented.Fuel injection amount can be by using expression fuel injection time Ti and engine speed Ne
And the relation of throttle TH mapping or using regulation the known method such as formula is calculated to calculate.Fuel injection time
Ti can be according to the engine temperature detected by engine temperature sensing unit 25, the suction detected by suction temperature sensor 21
Temperature degree etc. is corrected.
Fuel injection period determination section 33 determines fuel injection and starts based on engine speed Ne and throttle TH
Period.Fuel injection opportunity can also be according to the parameter beyond engine speed Ne, throttle TH, such as engine temperature
Degree etc. is corrected.
Be input into from crankshaft angle sensor 24 and cam angle sensor 23 to fuel injection period determination section 33 CRANK PULSES and
Cam pulses, combustion is exported when the crank shaft angle of each cylinder calculated based on these input signals is consistent with the fuel injection period
Material jeting instruction.Driver 37 makes electric current flow through spray with the fuel injection time Ti when fuel injection command has been transfused to
Emitter 10 and make the spray fuel of injector 10.
And, in the present embodiment, in order to carry out surplus warning control and being provided with makes from fuel injection period determination section
33 output fuel injection commands stop fuel cut-off control units 35, make fuel injection period postpone delay device 34, with
And the cylinder detection unit 31 that the cylinder of object is detected is postponed to fuel cut-off and fuel injection period.
Fuel residual amount detection unit 36 is judged to that fuel residual amount turns into the feelings less than setting in the output based on fuel quantity ga(u)ge 6
Under condition, to fuel cut-off control unit 35 and the input Bus- Speed Monitoring signal of delay device 34.Cylinder discrimination portion 31 is based on cam pulses
Cylinder discrimination is carried out with CRANK PULSES.Fuel cut-off control unit 35 be based on the cylinder discrimination signal from cylinder discrimination portion 31 come
Judge the cylinder of pre-determined fuel cut-off object, and export fuel cutoff command.Delay device 34 is based on cylinder and recognizes letter
Number come the cylinder of the regulation that judges to make fuel injection period to postpone, and export delay instruction.
When fuel cutoff command is exported, fuel injection command stops without being input into the driver 37 of injector 10.Separately
Outward, when delay instruction is exported, fuel injection command is input into being delayed by driver 37.
Fig. 8 is the figure for representing the example for periodically gradually increasing fuel cut-off ratio.In the various figures, white circle (zero) represents
Generally injection, black circle (●) represents delayed injection, and cross (×) represents injection cut-out.Also, (a) is the fuel injection at 10 times
2 situations of fuel cut-off are carried out in action, (b) is that the fuel cut-off of 3 times has been carried out in the fuel injection event of 10 times
Situation, (c) is the situation of the fuel cut-off that 4 times have been carried out in the fuel injection event of 10 times.
As illustrated, in the case that the one fuel in (a)~(c) cuts off (×), controlling at least before
The fuel injection of the cylinder once is the wall that the delayed injection (●) for postponing injection timing adheres to air intake duct to reduce
Fuel quantity.Thereby, it is possible to preventing from adhering in the fuel injection of last time and residuing in a small amount of fuel of air intake duct in fuel
The situation of unburned gas is produced in circulation during cut-out to combustion chamber inflow.
In the case of the surplus warning control based on injection cut-out, as fuel cut-off number is with (a) → (b) → (c's)
Sequentially increase and the rotary speed of engine change become greatly, therefore, with this together and on engine E produce vibration become greatly,
Occupant can be more strongly urged to refuel.So, the fired state change mechanism 2 of present embodiment can arbitrarily change vibration
Size, therefore be for example set to according to the associated fuel residual amount of traveling with vehicle, Fuel Consumption, operating range and process
The change of time etc. and vibration is gradually increased such that it is able to improve urge occupant refuel effect.
It should be noted that show the example of four in these cases, but based on more than fuel cut-off
Amount warning control can independently be performed with the number of cylinders of engine.For example, in the injection produced in by being circulated to
In the case that the injection interval that the injection of the continuous stipulated number in machine is limited is rejected to perform surplus warning control, lead to
Cross the number of cylinders according to engine to increase continuous stipulated number such that it is able to carry out surplus warning control corresponding with number of cylinders
System.
In addition, above-mentioned injection interval is rejected by continuously performing calculating more than the value that formula is calculated by number of cylinders X ÷ 2
Number of times such that it is able to obtain effective vibration and tell on.If for example, three, four, then be preferably carried out continuously two
Secondary above injection interval is rejected, if five, six cylinder engine, is then preferably carried out continuously more than three times injection intervals and is rejected, if
It is seven, eight cylinder engine, then is preferably carried out continuously more than four times injection intervals and rejects.
Fig. 9 is the summary description figure of the change pattern 3 for being accommodated in fired state change mechanism 2.Machine is changed by fired state
The surplus warning control not only constant vibration of lasting generation since control that structure 2 is performed, can also be by making size, cycle
The various change patterns of change are performed.In the figure, show to be this four summaries of change pattern of (a)~(d) from upside.
A () is the pattern of per stipulated time increase vibration since the control of moment t1.According to such change pattern,
Vibration is set gradually to increase by the process with the time, so that the effect for urging occupant to refuel is improved.
B () is the pattern of the open and close that vibration is repeated with the constant cycle since the control of moment t1.Root
According to such change pattern, occupant can be made to identify that the vibration produced on engine and vehicle body is not the unfavorable condition of machinery
Deng generation, but what the intentional control caused by the reduction of fuel residual amount was produced.
C () was gradually shortened (c1 ＞ c2 in the time for vibration is repeated opening and vibrating during vibration is closed closing
＞ c3) pattern, (d) is opened and is vibrated the time progressively longer (d1 of unlatching during vibration is closed vibration is repeated
＜ d2 ＜ d3 ＜ d4) pattern.According to change pattern as described above, occupant can be made to identify with since control
The time necessity situation about uprising passing through and refuel.
Above-mentioned change pattern, can also be when controlling to start and because of pause control again in addition to being individually applicable
Different change patterns etc. are applicable during secondary beginning, are applicable in various ways.
In addition, change pattern (a), (c), (d) shown in Fig. 9 are to make the bases such as size, the cycle of vibration generation of vibration
Time through the change that comes pattern, cycle that the size of vibration, vibration are produced etc. except according to the time through the change that comes in addition to, also
Can be changed according to fuel residual amount, Fuel Consumption, the operating range associated with the traveling of vehicle etc..
And, change pattern as described above can be applicable injector 10, igniter 11 and inspiratory capacity limiting mechanism 12
In any one formed, alternatively, it is also possible to producing appropriate vibration by combining mechanism more than two of which.
Figure 10 is the flow chart of the program of the surplus warning control for representing the change pattern based on regulation.In the flow chart
In, corresponding to following program：Using change pattern (c) shown in Fig. 9 in the execution of surplus warning control, operation warning is true
Recognize button 5, when surplus warning control is started again at the process of stipulated time, grasped to warning ACK button 5
The state of a control at the moment of work rises and is started again at.
In step s 30, judge that surplus warning controls whether the Altered Graphs that the interval changed with fired state gradually shortens
During case is performed.If in step s 30 to judge certainly, judging whether warning ACK button 5 is grasped in step S31
Make.If to judge certainly in step S31, surplus warning is temporarily ceased in step s 32.Now, control unit 1 will be from remaining
Which kind of degree has shortened compared with the elapsed time for having started of warning control, the interval of fired state change are measured when control beginning
Such execution resume are stored in memory 4.
Judge whether have passed through the stipulated time from temporarily ceasing in step S33, if judging certainly, then into step
S34.In step S34, judge whether fuel residual amount is less than setting.If also, to judge certainly in step S34, base
In execution resume of the storage in memory 4, surplus is started again at by predetermined pattern from the moment that last time has temporarily ceased
Warning control.It should be noted that the judgement of step S33 is as shown in FIG., be configured to, by from temporarily ceased when
Carved vehicle whether travelled predetermined distance or whether be jetted from the moment for having temporarily ceased prescribed quantity of fuel or from
Whether the bent axle of the moment engine for having temporarily ceased have rotated the regulation number of turns is judged.
In the case of judging for negative in step S30, S31, directly terminate a series of control.If in addition, in step
For negative judges in S33, then the judgement of return to step S33, if terminating in step s 35 for negative judges in step S34
Surplus warning is controlled and terminates a series of control.
It should be noted that memory 4 is made up of nonvolatile memory, so even making engine E stop and make car
Power supply disconnect, it is also possible to preserve perform resume.Thus, in engine when restarting, it is also possible to make in last time engine
The surplus warning control that the moment that stopped is carried out is started again at.
In addition, in above-mentioned flow chart, showing and being appointed by operating warning ACK button in surplus warning control
The example of surplus warning control is temporarily ceased to meaning, but this temporarily ceases and can also be set as, with opening from surplus warning control
The situation for having begun have passed through the sufficient Time constant (such as 1 minute) recognized for occupant is automatically carried out for triggering.
Figure 11 is the flow chart of the program for representing surplus warning control 2.In the flow chart, characteristic point is, except combustion
It is more than setting such additional conditions that material surplus turns into less than engine speed beyond setting, is also added.
In step s 40, when the IG switches that the power supply to vehicle carries out on-off turn into be connected, in step S41,
Fuel residual amount is detected based on the output of fuel quantity ga(u)ge 6.
In following step S42, in judging engine E whether as operating, if judging certainly, then into step
S43.In step S43, judge whether fuel residual amount is less than setting.If to judge certainly in step S43, into step
S44, judge engine speed whether as setting (such as 2000rpm) more than.
If being to judge certainly, be judged to that fuel residual amount is less than setting and engine speed is regulation in step S44
More than value, then surplus warning control is performed in step S45.
According to above-mentioned control form, can avoid in idle running to stall, or can know occupant
Do not go out the reduction state of fuel residual amount and do not carry out surplus warning control during travelling with maintaining low speed rotation.
On the other hand, as additional conditions, can set the speed that is detected by vehicle speed sensor as setting (for example
More than 10km/h).According to the setting, can make not carry out surplus police during vehicle stops or occupant pushes vehicle walking
Accuse control.
As described above, the fuel residual amount warning device of vehicle according to the invention, if more than the fuel detected by fuel quantity ga(u)ge 6
Amount turns into less than setting, then the fired state that the fired state change mechanism 2 for possessing by ECU1 enters to exercise engine E becomes
Change and produce the surplus of vibrations different during from generally operating to alert control, therefore, it is possible to make occupant intuitively be recognized by tactile
Go out the situation of fuel residual amount reduction.Thus, without adding the special device of the reduction for alerting fuel residual amount, and even
Also the reduction of fuel residual amount can be effectively alerted in the traveling of vehicle.
It should be noted that the structure of the structure of engine, form, injector, igniter and inspiratory capacity limiting mechanism,
Number, the form of the change pattern of surplus warning control, the injector for constituting surplus warning control, igniter and inspiratory capacity limit
Combination of mechanism processed etc. is not limited to above-mentioned implementation method, can carry out various changes.The fuel residual amount of vehicle of the invention
Warning device is not limited to two-wheeled, goes for the various vehicles such as three/carriage of straddle riding type.
Symbol description
1 ... control unit (ECU), 2 ... fired state change mechanism, 4 ... memories, 3 ... change patterns, 5 ... warnings confirm
Button (warning confirming mechanism), 6 ... fuel quantity ga(u)ges, 7 ... mileometers, 8 ... revolution counters, 9 ... timers, 10 ... injectors, 11 ... points
Fiery device, 12 ... inspiratory capacity limiting mechanisms, 13 ... fuel tanks, E ... engines.
Claims (16)
1. the fuel residual amount warning device of a kind of vehicle, it is based on the fuel quantity ga(u)ge measured to the fuel residual amount of fuel tank (13)
(6) output, alerts to turn into fuel residual amount less than the situation of setting,
The fuel residual amount warning device of the vehicle is characterised by,
The fuel residual amount warning device of the vehicle possesses the fired state change mechanism of the fired state of change engine (E)
(2),
When the fuel residual amount turns into less than setting, carry out making described starting by the fired state change mechanism (2)
The fired state change of machine (E) alerts control come the surplus for producing the vibrations different from when generally operating.
2. the fuel residual amount warning device of vehicle according to claim 1, it is characterised in that
The fuel residual amount warning device of the vehicle possesses warning confirming mechanism (5), and the warning confirming mechanism (5) is based on occupant's
Operate and the surplus warning control is stopped during the stipulated time.
3. the fuel residual amount warning device of vehicle according to claim 2, it is characterised in that
The Operation switch operated to the other equipment set on vehicle is set to be also used as warning confirming mechanism (5).
4. the fuel residual amount warning device of vehicle according to claim 3, it is characterised in that
The Operation switch is the firing switch for starting the engine (E).
5. the fuel residual amount warning device of vehicle according to any one of claim 1 to 4, it is characterised in that
The surplus warning control is periodically carried out every predetermined distance.
6. the fuel residual amount warning device of vehicle according to claim 5, it is characterised in that
The surplus warning control is set to, according to fuel residual amount, Fuel Consumption, the operating range associated with the traveling of vehicle
And the change in elapsed time etc. changes the predetermined distance.
7. the fuel residual amount warning device of vehicle according to claim 5, it is characterised in that
The surplus warning control is set to, according to fuel residual amount, Fuel Consumption, the operating range associated with the traveling of vehicle
And the change in elapsed time etc. makes the size variation of vibration.
8. the fuel residual amount warning device of vehicle according to any one of claim 1 to 7, it is characterised in that
The fuel injection amount sprayed by the injector (10) for making to supply fuel to the engine (E) changes described remaining to carry out
Amount warning control.
9. the fuel residual amount warning device of vehicle according to claim 8, it is characterised in that
The injection interval that the injection of the continuous stipulated number in the injection opportunity produced in by being circulated to one is limited
Reject to perform the change of the fuel injection amount,
Number of cylinders according to the engine (E) increases the continuous stipulated number.
10. the fuel residual amount warning device of vehicle according to claim 9, it is characterised in that
The continuous stipulated number is more than the value that formula is calculated secondary by calculating for number of cylinders (X) ÷ 2 of the engine (E)
Number.
The fuel residual amount warning device of 11. vehicles according to any one of claim 1 to 7, it is characterised in that
The surplus warning control is carried out by making the driving metamorphosis of the igniter (11) of the engine (E).
The fuel residual amount warning device of 12. vehicles according to any one of claim 1 to 7, it is characterised in that
The surplus warning control is carried out by limiting to the inspiratory capacity of the engine (E).
The fuel residual amount warning device of 13. vehicle according to any one of claim 1 to 12, it is characterised in that
The fired state change mechanism (2) is configured to, and speed is also carried out by changing the fired state of the engine (E)
Limitation control,
The vibration for alerting control generation by the surplus is different from the vibration produced by speed limitation control.
The fuel residual amount warning device of 14. vehicle according to any one of claim 1 to 13, it is characterised in that
The surplus warning control is not carried out in the state of the rotating speed of the engine (E) is less than setting.
The fuel residual amount warning device of 15. vehicle according to any one of claim 1 to 13, it is characterised in that
The surplus warning control is not carried out in the state of the speed of vehicle is less than setting.
The fuel residual amount warning device of 16. vehicle according to any one of claim 1 to 15, it is characterised in that
The fuel residual amount warning device of the vehicle possesses memory (4), and the memory (4) is after the engine (E) stopping
Also the execution resume of the surplus warning control are maintained,
The engine (E) fuel residual amount when restarting do not have it is increased in the case of, based on it is described execution resume and
The surplus warning control is started again at from the engine (E) stopping.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-196815 | 2014-09-26 | ||
| JP2014196815 | 2014-09-26 | ||
| PCT/JP2015/075817 WO2016047463A1 (en) | 2014-09-26 | 2015-09-11 | Remaining fuel amount warning device for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106795830A true CN106795830A (en) | 2017-05-31 |
Family
ID=55580990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580050256.6A Pending CN106795830A (en) | 2014-09-26 | 2015-09-11 | The fuel residual amount warning device of vehicle |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10151264B2 (en) |
| EP (1) | EP3205866A4 (en) |
| JP (1) | JP6429890B2 (en) |
| CN (1) | CN106795830A (en) |
| BR (1) | BR112017006040A2 (en) |
| WO (1) | WO2016047463A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113574357A (en) * | 2019-03-14 | 2021-10-29 | 本田技研工业株式会社 | Vehicle diagnosis method, vehicle diagnosis system, and external diagnosis device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023145137A (en) * | 2022-03-28 | 2023-10-11 | 本田技研工業株式会社 | Vehicle and control device |
| CN116877285B (en) * | 2023-09-06 | 2023-12-15 | 潍柴动力股份有限公司 | Engine output torque control method and device |
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2015
- 2015-09-11 WO PCT/JP2015/075817 patent/WO2016047463A1/en active Application Filing
- 2015-09-11 EP EP15845370.4A patent/EP3205866A4/en not_active Withdrawn
- 2015-09-11 JP JP2016550103A patent/JP6429890B2/en not_active Expired - Fee Related
- 2015-09-11 US US15/514,225 patent/US10151264B2/en not_active Expired - Fee Related
- 2015-09-11 BR BR112017006040A patent/BR112017006040A2/en not_active Application Discontinuation
- 2015-09-11 CN CN201580050256.6A patent/CN106795830A/en active Pending
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| CN113574357A (en) * | 2019-03-14 | 2021-10-29 | 本田技研工业株式会社 | Vehicle diagnosis method, vehicle diagnosis system, and external diagnosis device |
| CN113574357B (en) * | 2019-03-14 | 2023-07-11 | 本田技研工业株式会社 | Vehicle diagnosis method, vehicle diagnosis system, and external diagnosis device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2016047463A1 (en) | 2017-07-06 |
| JP6429890B2 (en) | 2018-11-28 |
| US20170306876A1 (en) | 2017-10-26 |
| EP3205866A1 (en) | 2017-08-16 |
| EP3205866A4 (en) | 2018-07-11 |
| US10151264B2 (en) | 2018-12-11 |
| BR112017006040A2 (en) | 2017-12-12 |
| WO2016047463A1 (en) | 2016-03-31 |
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Application publication date: 20170531 |